"He's a young guy who needs to make adjustments," Scioscia said of Roth, who was 1-1 with a 7.20 ERA in 20 Major League innings last season. "They've been slow in coming.

"We certainly hope he's still with us [after the 10-day DFA window]. He has incredible makeup. He competes great. He's shown flashes [of big league ability], but at times he's not able to make the pitches he needs to make."